Volatile objects are marked as DONTNEED while pinned, therefore once
unpinned the backing store can be discarded.
Signed-off-by: Matthew Auld
Cc: Joonas Lahtinen
Cc: Abdiel Janulgue
Signed-off-by: CQ Tang
---
.../gpu/drm/i915/gem/i915_gem_object_types.h | 3 +-
drivers/gpu/drm/i915/intel_me
Quoting Matthew Auld (2019-06-27 21:56:01)
> Volatile objects are marked as DONTNEED while pinned, therefore once
> unpinned the backing store can be discarded.
Apply to existing code...
-Chris
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